Deepwater Horizon was a fifth-generation, RBS-8D design (i.e. model type), deepwater, , column-stabilized, semi-submersible , designed to drill wells for oil explorati. .
Deepwater Horizon was built for R&B Falcon (which later became part of ) by in , South Korea. Construction started in December 1998, the was laid on 21 March 200. .
At 7:45 p.m. on 20 April 2010, during the final phases of drilling the exploratory well off the gulf of Mexico, a geyser of seawater erupted from the onto the rig, shooting 70 metres (230 ft) into the air. This wa. .
Transocean received an early partial insurance settlement for total loss of the Deepwater Horizon of US$401 million about 5 May 2010. noted that the insurance recovery was likely to be more than t.
[pdf] Transocean (RIG) is making headlines with its strategic decision to divest five drilling rigs, such as the Discoverer Clear Leader and Discoverer Americas. This move is poised to result in an estimated $1.9 billion impairment charge for Q3.
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A drillship has greater mobility and can move quickly under its own propulsion from drill site to drill site in contrast to semi-submersibles and jackup barges and platforms. .
A drillship is a merchant vessel designed for use in exploratory offshore drilling of new oil and gas wells or for scientific drilling purposes. In recent years the vessels have been used in deepwater and ultra-deepwater. .
A drillship can be used as a platform to carry out well maintenance or completion work such as casing and tubing installation, subsea tree installations, and well capping. Drillships are often built to the design specifications set by the oil production. .
There are different types of units such as the , , , platform and of course drillships. All drillships have what is called a ”moon pool”. The is an opening on the base. .
The first drillship was the , designed by Robert F. Bauer of Global Marine in 1955. The CUSS I had drilled in 400-foot-deep waters by 1957. Robert F. Bauer became the. .
Drillships are just one way to perform various types of drilling. This function can also be performed by , jackups, .
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